R3131 Spectrum Analyzer Operation Manual
C-1
TABLE OF CONTENTS
1 INTRODUCTION
........................................................................................... 1-1
1.1 Product Description ............................................................................................. 1-1
1.2 Accessories .......................................................................................................... 1-2
1.3 Operating Environment ....................................................................................... 1-4
1.3.1 Environmental Conditions ............................................................................ 1-4
1.3.2 Power Requirements ..................................................................................... 1-5
1.3.3 Power Fuse .................................................................................................... 1-5
1.3.4 Power Cable .................................................................................................. 1-7
1.4 System Checkout ................................................................................................. 1-8
1.5 Cleaning, Storing and Transporting the R3131 Spectrum Analyzer ................... 1-11
1.5.1 Cleaning ........................................................................................................ 1-11
1.5.2 Storing ........................................................................................................... 1-12
1.5.3 Transporting .................................................................................................. 1-12
2 OPERATION
.................................................................................................... 2-1
2.1 Panel Description ................................................................................................. 2-1
2.1.1 Front Panel .................................................................................................... 2-1
2.1.2 Screen Annotation ......................................................................................... 2-10
2.1.3 Rear Panel ..................................................................................................... 2-12
2.2 Basic Operation ................................................................................................... 2-14
2.2.1 Operating Menus and Entering Data ............................................................ 2-14
2.2.2 Displaying Spectrums and Operating the Markers ....................................... 2-17
2.2.3 Measuring Window and the Display Line .................................................... 2-23
2.2.4 Measuring Frequency Using Counter ........................................................... 2-28
2.2.5 Auto Tuning .................................................................................................. 2-31
2.2.6 Tracking Operations ..................................................................................... 2-33
2.2.7 UNCAL Messages ........................................................................................ 2-36
2.2.8 Separating Two Signals ................................................................................ 2-39
2.2.9 Dynamic Range ............................................................................................. 2-42
2.2.10 Input Saturation ............................................................................................. 2-46
2.2.11 Harmonic Distortion ..................................................................................... 2-49
2.2.12 Intermodulation ............................................................................................. 2-52
2.2.13 Calibration .................................................................................................... 2-55
2.2.14 Entering User-definable Antenna Correction Data ....................................... 2-56
2.3 Measurement Examples ....................................................................................... 2-59
2.3.1 Measuring the Channel Power ...................................................................... 2-59
2.3.2 Measuring the Occupied Bandwidth (OBW) ................................................ 2-62
2.3.3 Measuring Adjacent Channel Leakage Power (ACP) .................................. 2-65
2.3.3.1 Measurements using the ACP POINT Method ......................................... 2-65
2.3.3.2 Measurements using the ACP GRAPH Method ....................................... 2-68
2.3.4 Measuring the VA Ratio ............................................................................... 2-71
Aug 28/98